Hair brush



FIG. 1. is a top front perspective view of a hair brush showing my new design.

FIG. 2. is a front elevational view thereof, a rear elevational view is symmetrical to the front elevational view.

FIG. 3. is a left side elevational view thereof, a right side elevational view is symmetrical to the left side elevational view.

FIG. 4. is top plan view thereof; and,

FIG. 5. is a bottom plan view thereof. 

The ornamental design for a hair brush, as shown and described. 